As an important theoretical component of Chinese traditional philosophy,the concept of yin and yang has gradually become the most basic theoretical tool for Chinese people to understand everything in the world during the millennium.It involves politics,thought and society.The concept of yin and yang in the Qin and Han dynasties became the mainstream of the society.At this time,Chinese medicine was in the period of formation.Naturally,the concept of receiving yin and yang was used as its own,and a unique theoretical system of Chinese medicine was constructed.This article will use the relevant c...